燃料液面 的英文怎麼說
中文拼音 [ránliàoyèmiàn]
燃料液面
英文
level of fuel-
Liquid fire also burn only when the surface of the liquid is in contact with the air.
液體燃料也只有在其表面接觸空氣時才會燃燒。The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission
理論方面，提出了基於化學反應的燃燒模型?多組分氣相反應系統的化學反應動力學模型，以此進行雙燃料發動機的熱力學?化學反應動力計算；引燃油燃燒模型，計算引燃油液滴的分佈規律和滯燃期，驗證引燃油在雙燃料發動機燃燒過程中的作用，揭示不同噴油規律對雙燃料發動機的影響，確定在不同負荷下的合理引燃油量；爆震模型，揭示爆震與工質能量釋放間的關系和影響爆震的各種運轉因素，確定合理的爆震依據，減小爆震傾向。Hydrotropic solution of calcium chloride is the best flame retardant agent, which could be used in fields of preparing barium chloride, treating water in boilers, manufacturing calcium metal, fabric gluing, road treating, coal treating, leather making and pharmaceutics
用於廢紙加工脫墨和生產鈣鹽的原料。氯化鈣水溶液是良好的耐燃劑。還可用於製造氯化鋇，處理鍋爐用水，制取金屬鈣織物上膠道路處理煤處理製革醫藥等方面。In - service interchangeability. flanges for level indicators, fuel pumps, etc. iso thread profile and tolerances
使用的互換性.燃料液面指示器燃油泵等接頭用法蘭iso螺紋牙性和公差The liquid metal pb - 17li flow through a packed pebble bed - based blanket is considered to be one of the blanket candidates. the mhd pressure drop of liquid metal flow through the packed pebble bed has been calculated and analyzed under various conditions including ( a ) the size of the packed pebbles ; ( b ) the ratio of occupied room by the packed pebbles to that of liquid metal ; and ( c ) whether the pebbles surface is insulated or not
在聚變中子源驅動的次臨界清潔核能系統的科學可行性和技術現實性基礎上，對聚變?裂變嬗變混合堆的多種概念性包層進行探討，對影響液態金屬在球床包層中的mhd壓降的相關因素（包括燃料小球的大小、液態金屬與燃料小球的占空比和燃料小球表面是否絕緣）進行分析研究。This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory
本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。The reaction temperature, the proportion of solid materials, the liquid - solid ratio, the reaction time making fire - retardant low hydrated zinc borate from zinc oxide, zinc nitrate and borax were discussed
摘要以氧化鋅，硝酸鋅和硼砂為原料生產阻燃劑低水合硼酸鋅，對生產工藝條件中的反應溫度，物料配比，液固比和反應時間等方面進行了研究。The result of analysis shows that the convective heat flux has main effect on fuel pyrolyzing and vaporizing, the liquid layer of pe fuel can increase the regression rate but also can cause unstable burning. 4
研究結果表明：對流熱流是引起燃料熱解氣化的主要因素， pe熔化產生的液體層提高了燃料熱解退移速率，但液體層厚度增加到一定程度時，對發動機工作穩定性有負面影響。Combining with the energy fluxes balance above fuel surface, the simulation and calculation of transient heat conduction of the pe fuel with liquid layer while melting and pyrolyzing are considered by use of the moving coordinates. the calculated regression rate of the pe fuel approximately tallies with the same kind of hybrid rocket motor test data from the abroad
建立了pe燃料的熔化、熱解、導熱模型，應用動坐標系，結合燃料表面熱環境，對具有液體層的pe燃料的熔化、熱解和內部瞬態導熱過程進行了模擬計算，計算的pe燃料退移速率與國外同類試驗的測量結果符合較好。The article put forward an extinguishing method by use of gas and heat obstruction on the surface in oil pools according to the control process of fire continuance and development
摘要根據油池火災燃燒的持續和發展的控制過程，提出了一種液面氣熱阻隔滅火方法，並針對該滅火方法開發研製了一種阻隔固體浮子及其滅火散料。Cyclic voltammetry ( cv ) in sulphuric acid solution and dimethyl ether solution is employed to characterize the catalytic activity of the electrocatalysts ; transmission electron microscopy ( tem ) and x - ray diffraction are employed to characterize the microstructure of the electrocatalysts ; the electrochemical characteristics of the direct dimethyl ether fuel cells ( ddfc ) made from the electrocatalysts are tested by arbin fuel cell test systems
在h2so4溶液中採用循環伏安對催化劑的電化學行為進行了評價;在飽和二甲醚溶液中採用循環伏安研究了pt / c催化劑對二甲醚氧化性能;通過透射電子顯微鏡（ tem ）和x射線衍射儀（ xrd ）分析了催化劑的表面物理特徵;通過arbin燃料電池系統對催化劑制備二甲醚燃料電池進行評價。As an alternative fuel for internal combustion engine, lpg ( liquefied petroleum gas ) has excellent application prospect in solving the problem of energy shortage and serious environment pollution
液化石油氣lpg （ liquefiedpetroleumgas ）作為發動機代用燃料在緩解能源短缺和環境保護方面有著良好的應用前景。As an alternative fuel of vehicle diesel engine, lpg ( liquefied petroleum gas ) can decrease the exhaust smoke of diesel engine effectively and solve the problem of energy shortage
液化石油氣（ lpg ）作為發動機的代用燃料在解決能源短缺和降低廢氣污染等方面具有獨特的優越性，近年來一直是發動機研究工作者研究的熱點。分享友人